Shelly BLU TRV Thermostatic heads white

Operating temperature (T-T): -20 - 60 °C | Wi-Fi: Yes | Product colour: White | Number of products included: 2 pc(s) | Smart thermostat: Yes | Operating frequency: 2412 - 2472 MHz | Programmable: Yes | Built-in display: Yes | Suitable for indoor use: Yes | Height: 78 mm | Wireless range: 30 m | Weight: 107 g | Wireless connection: Yes | Screw thread: M30 x 1.5mm | Diameter: 5.4 cm | Smartphone/tablet remote support: Yes | Battery operated: Yes | Battery technology: AA battery | Number of batteries: 2 | Control type: Rotary | Remotely operated: Yes | Warnings: Avoid direct contact with liquids as they may cause damage to the unit. | Warnings: Keep out of the reach of children. | Hazard pictogram(s): GHS07: Harmful | Warnings: Products may contain batteries which are harmful to the environment and should be disposed of appropriately. | Hazard pictogram(s): GHS09: Environmental hazard